The Pear Aroma in the Austrian Pinot Blanc Wine Variety: Evaluation by Means of Sensorial-Analytical-Typograms with regard to Vintage, Wine Styles, and Origin of Wines

Table 4

Concentrations of esters regarding vintage and wine-growing region.

Parameter (µg/L)		Vintage 2013 ()	Vintage 2014 ()	Vintage 2015 ()	Vintage 2016 ()	Burgenland ()	Lower Austria ()	Styria ()	Vienna ()	Burgenland ()	Lower Austria ()	Styria ()	Vienna ()
Isoamyl acetate	Mean	444.4^a	563.9^a	1535.1^ab	2139.9^b	1261.0^ab	1538.9^ab	1045.9^a	2416.6^ab	1358.5^ab	2106.0^ab	2898.1^b	2275.1^ab
	SD	114.0	191.7	881.1	1074.0	724.5	785.25	414.7	1002.0	812.4	970.1	1290.3	1149.5
	Lowest	294.7	211.1	226.4	332.2	419.0	226.4	499.9	1149.5	332.2	387.1	1828.1	600.4
	Highest	571.3	758.2	3994.2	5816.7	2291.7	2908.5	1743.0	3994.2	2996.2	4861.1	5816.7	4331.3
Ethyl hexanoate	Mean	927.3^a	772.5^a	1034.9^a	867.9^a	1037.6^ab	1056.7^ab	883.6^ab	1157.1^b	834.5^a	864.8^ab	872.3^ab	881.4^ab
	SD	240.8	115.6	254.4	174.3	281.3	222.1	140.7	305.6	219.9	156.7	120.7	234.6
	Lowest	655.7	639.1	546.3	473.0	640.2	546.3	661.2	742.7	546.8	587.1	679.4	473.0
	Highest	885.1	978.4	1635.7	1252.4	1512.6	1445.8	1100.7	1635.7	1174.9	1252.4	1085.9	1177.3
Ethyl octanoate	Mean	1235.7^a	1092.7^a	1389.4^a	1275.4^a	1358.7^a	1422.7^a	1271.7^a	1484.7^a	1084.3^a	1288.1^a	1429.1^a	1292.5^a
	SD	179.2	130.4	278.5	276.0	268.9	278.0	192.5	320.4	298.0	256.1	212.0	277.5
	Lowest	1002.2	972.5	743.7	760.5	934.8	743.6	955.5	1070.8	760.5	880.6	1128.3	825.6
	Highest	1267.3	1324.9	2029.4	1824.2	1858.4	1831.8	1476.7	2029.4	1556.3	1824.2	1793.6	1622.5
Ethyl decanoate	Mean	490.6^a	576.2^a	774.5^a	723.6^a	729.8^ab	786.5^ab	763.0^ab	812.2^ab	546.9^a	703.1^ab	1054.7^b	754.5^ab
	SD	54.1	82.0	225.0	299.1	193.7	240.4	216.2	222.4	185.0	281.0	283.7	232.3
	Lowest	523.9	511.7	408.1	280.5	570.2	466.2	454.2	408.1	310.5	282.0	671.2	325.5
	Highest	414.4	713.2	1210.8	1578.8	1127.0	1210.8	986.2	1128.5	850.5	1588.0	1580.3	1157.7
Isomayl octanoate	Mean	3.06^a	3.60^a	5.30^a	5.07^a	5.4^a	5.0^a	5.49^a	5.71^a	3.98^a	4.86^a	7.79^a	4.80^a
	SD	0.26	0.30	1.85	2.25	02.39	1.05	2.26	1.93	1.16	2.15	2.13	1.90
	Lowest	2.85	3.25	1.89	2.23	1.89	3.34	2.88	3.00	2.23	02.30	4.63	2.50
	Highest	3.43	4.11	9.25	11.20	9.11	6.87	8.93	9.25	5.72	11.21	11.05	7.90
Methyl geranoate	Mean	0.19^a	0.12^a	0.18^a	0.28^a	0.17^a	0.18^a	>0.047^a	0.24^a	0.19^a	0.35^a	0.18^a	0.20^a
	SD	0.07	0.02	0.09	0.62	0.06	0.07	0.02	0.14	0.11	0.79	0.08	0.09
	Lowest	>0.047	>0.047	>0.047	n.d.	>0.047	>0.047	>0.047	>0.047	>0.047	n.d.	>0.047	>0.047
	Highest	0.29	0.16	0.47	4.73	0.28	0.32	0.18	0.47	0.46	4.73	0.35	0.40
Ethyl dodecanoate	Mean	25.97^a	22.87^a	30.11^a	33.94^a	26.46^a	32.17^a	28.30^a	31.66^a	25.57^a	33.60^a	44.58^a	37.75^a
	SD	16.80	7.22	17.6	18.57	14.92	21.07	9.60	15.31	11.85	18.91	21.34	12.14
	Lowest	2.23	10.12	3.29	3.74	5.19	3.29	13.93	3.76	8.6	3.73	25.20	14.50
	Highest	36.75	32.48	65.23	94.28	58.73	65.23	42.75	47.17	44.9	80.9	94.30	60.95
Decadienoic acid ester	Mean	0.34^a	0.59^a	0.56^a	0.54^a	0.56^a	0.56^a	0.54^a	0.56^a	0.48^a	0.57^a	0.53^a	0.49^a
	SD	0.04	0.07	0.15	0.28	0.18	0.14	0.13	0.12	0.15	0.33	0.19	0.18
	Lowest	0.29	0.50	0.28	0.15	0.37	0.28	0.32	0.39	0.23	>0.036	0.30	0.27
	Highest	0.38	0.63	0.94	1.83	0.94	0.83	0.72	0.73	0.70	1.83	0.86	0.79

All the parameters are given with their mean, standard deviation (SD), lowest amount, and highest amount. For each parameter, different letters in the same row indicate significant differences between variants ().